The pin style relay is a small thing, but it makes testing circuits more convenient than clip leads.
Lot of 6 Black Box FM590 RJ45 CATE Keystone Straight Coupler Unshielded White
I appreciate that the Square D 8501RS14V20 uses familiar terminology on its case for easy reference.
When you mount this enclosed relay, you will find that it sits steady and looks clean.
You will find that the Formiden brand appears on the unit, reminding you of the maker clearly.
You will find that it plays well & Automation > Electrical Switches, so your layout stays tidy.
If you value simple builds, DEC brand relays pair with basic controllers and switches.
A nice touch is the KanSmart branding, and it sits well next to other parts on the bench.
OLS units are easy to stock since the form factor matches common panel cutouts.
What stands out about this unit is that it replaces 118168-01 for an easy swap.